28 lines
712 B
JavaScript
28 lines
712 B
JavaScript
var LazyWrapper = require('./_LazyWrapper'),
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getData = require('./_getData'),
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getFuncName = require('./_getFuncName'),
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lodash = require('./wrapperLodash');
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/**
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* Checks if `func` has a lazy counterpart.
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*
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* @private
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* @param {Function} func The function to check.
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* @returns {boolean} Returns `true` if `func` has a lazy counterpart,
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* else `false`.
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*/
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function isLaziable(func) {
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var funcName = getFuncName(func),
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other = lodash[funcName];
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if (typeof other != 'function' || !(funcName in LazyWrapper.prototype)) {
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return false;
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}
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if (func === other) {
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return true;
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}
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var data = getData(other);
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return !!data && func === data[0];
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}
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module.exports = isLaziable;
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